Keyboard



FIG. 1 is a top perspective view of a keyboard showing our new design;

FIG. 2 is a bottom perspective view thereof with the support legs folded up;

FIG. 3 is a bottom perspective view thereof with the support legs unfolded;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a left side elevational view thereof; and,

FIG. 9 is a right side elevational view thereof with the support legs unfolded. 

The ornamental design for a keyboard, as shown and described. 